On Tue, 2007-01-23 at 00:43 -0500, Art wrote: > Greetings all, > > I need a level converter to convert from LVTTL to RS-232. I have a > 3.3 volt OEM GPS module that I need to hook up to an RS-232. > > If I power the max232 with 3.3 volts, will it limit it's output to > levels between 0 and 3.3 volts on the TTL outputs and still provive > the necessary RS-232 levels as well, or do I need a specialty level > converter for LVTTL to RS-232? Use a level converter meant for 3.3V. The MAX3232 is one I've used with success. No point in my mind trying to use a part out of spec. TTYL -- http://www.piclist.com PIC/SX FAQ & list archive View/change your membership options at http://mailman.mit.edu/mailman/listinfo/piclist